104240012134 has 4 divisors (see below), whose sum is σ = 156360018204. Its totient is φ = 52120006066.

The previous prime is 104240012131. The next prime is 104240012141. The reversal of 104240012134 is 431210042401.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104240012131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26060003032 + ... + 26060003035.

It is an arithmetic number, because the mean of its divisors is an integer number (39090004551).

Almost surely, 2^104240012134 is an apocalyptic number.

104240012134 is a deficient number, since it is larger than the sum of its proper divisors (52120006070).

104240012134 is an equidigital number, since it uses as much as digits as its factorization.

104240012134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52120006069.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 104240012134 its reverse (431210042401), we get a palindrome (535450054535).

The spelling of 104240012134 in words is "one hundred four billion, two hundred forty million, twelve thousand, one hundred thirty-four".